@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Lora:ital,wght@0,400;0,500;1,400;1,500&family=Noto+Sans+KR:wght@400;500;600;700&display=swap');

:root {
  color-scheme: light;
  --paper: #f5f3f0;
  --ink: #23372b;
  --muted: #646b61;
  --line: #d8dcd2;
  --green: #496b4b;
  --green-dark: #24432c;
  --cream: #e8eadd;
  --white: #fffefb;
  --sans: "DM Sans", "Noto Sans KR", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: "Lora", Georgia, serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 1rem; line-height: 1.8; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-underline-offset: .25em; }
img { max-width: 100%; display: block; }
button { color: inherit; }
::selection { background: #d5dfbf; color: var(--green-dark); }
:focus-visible { outline: 2px solid var(--green); outline-offset: 5px; }
.shell { width: min(1180px, calc(100% - 96px)); margin: 0 auto; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgb(245 243 240 / .95); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.nav { min-height: 84px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { font: 500 1.85rem/1.2 var(--serif); letter-spacing: -.06em; text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 26px; font-size: .875rem; color: var(--muted); }
.nav-links a { text-decoration: none; }
.nav-links a:hover { color: var(--green-dark); text-decoration: underline; }
.menu-button { display: none; border: 1px solid var(--line); border-radius: 4px; background: transparent; font: inherit; font-size: .875rem; padding: 8px 14px; cursor: pointer; }
.hero { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, .8fr); gap: clamp(32px, 5vw, 76px); align-items: center; padding: 76px 0 84px; }
.eyebrow { margin: 0 0 28px; color: var(--green); font-size: .8125rem; font-weight: 600; letter-spacing: .12em; line-height: 1.6; text-transform: uppercase; }
h1, h2, h3 { margin: 0; word-break: keep-all; overflow-wrap: anywhere; }
h1 { font: 400 clamp(3.5rem, 6.9vw, 6.3rem)/1.1 var(--serif); letter-spacing: -.065em; }
h1 em { color: var(--green); font-weight: 400; }
.hero-subtitle { margin: 32px 0 12px; font-size: clamp(1.125rem, 1.8vw, 1.375rem); font-weight: 500; letter-spacing: -.045em; word-break: keep-all; }
.hero-copy { margin: 0; max-width: 530px; color: var(--muted); font-size: 1rem; line-height: 1.95; word-break: keep-all; }
.status-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 28px; }
.pill { display: inline-flex; align-items: center; border: 1px solid var(--line); border-radius: 4px; padding: 7px 11px; font-size: .8125rem; color: var(--muted); }
.pill:first-child { background: #e7ecdf; border-color: #cbd7c0; color: #3b573d; }
.text-link { display: inline-block; margin-top: 24px; padding: 4px 0; border-bottom: 1px solid var(--green); font-size: .875rem; font-weight: 600; text-decoration: none; }
.text-link:hover { color: var(--green); border-bottom-width: 2px; }
.phone-stage { background: #e7ebdf; border: 1px solid #d6dece; padding: 24px 32px 18px; border-radius: 6px; }
.stage-heading { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-bottom: 22px; font-size: .75rem; color: #51624d; }
.stage-heading span:first-child { font-weight: 600; letter-spacing: .12em; }
.phone { position: relative; width: min(100%, 250px); margin: auto; border: 6px solid #2e392e; border-radius: 28px; overflow: hidden; background: var(--paper); box-shadow: 0 16px 32px rgb(38 59 33 / .14); }
.phone img { width: 100%; height: auto; aspect-ratio: 1080 / 2340; }
.stage-caption { margin: 20px 0 0; text-align: center; font-size: .8125rem; color: #51624d; letter-spacing: -.025em; }
.section { padding: 88px 0; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: .8fr 1.6fr; gap: 40px; margin-bottom: 48px; }
.section-heading .eyebrow { padding-top: 8px; }
.section-heading h2, .closing h2 { font-family: var(--sans); font-size: clamp(1.75rem, 3.1vw, 2.6rem); font-weight: 500; line-height: 1.45; letter-spacing: -.06em; }
.section-heading p:not(.eyebrow) { margin: 22px 0 0; color: var(--muted); font-size: 1rem; word-break: keep-all; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; }
.feature-card { min-height: 262px; padding: 30px; background: var(--white); display: flex; flex-direction: column; justify-content: space-between; gap: 32px; }
.feature-card + .feature-card { border-left: 1px solid var(--line); }
.feature-card:nth-child(2) { background: #eeeee5; }
.feature-no { display: flex; justify-content: space-between; align-items: center; gap: 12px; font: 400 2.5rem/1.2 var(--serif); color: var(--green); }
.feature-no span { font: 600 .75rem/1.4 var(--sans); letter-spacing: .1em; }
.feature-card h3 { font-size: 1.125rem; font-weight: 600; line-height: 1.6; letter-spacing: -.04em; margin-bottom: 12px; }
.feature-card p { color: var(--muted); margin: 0; font-size: 1rem; word-break: keep-all; }
.values-section { padding: 0; border: 0; }
.principles { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0; }
.principle { padding: 48px; background: var(--green-dark); color: #f8f6ef; border-radius: 6px 0 0 6px; }
.principle:nth-child(2) { background: var(--cream); color: var(--ink); border-radius: 0 6px 6px 0; }
.principle .eyebrow { color: #d2dec1; margin: 0 0 32px; }
.principle:nth-child(2) .eyebrow { color: var(--green); }
.principle .big { font-size: clamp(1.5rem, 2.5vw, 2rem); font-weight: 500; line-height: 1.5; letter-spacing: -.05em; }
.principle p:not(.eyebrow) { max-width: 440px; margin: 24px 0 0; font-size: 1rem; word-break: keep-all; color: #e2e8db; }
.principle:nth-child(2) p:not(.eyebrow) { color: #56604f; }
.closing { padding: 104px 0; text-align: center; }
.closing .eyebrow { margin: 0 0 24px; }
.closing p:not(.eyebrow) { margin: 24px auto 0; max-width: 500px; font-size: .9375rem; color: var(--muted); word-break: keep-all; }
.footer { border-top: 1px solid var(--line); padding: 32px 0 40px; }
.footer-row { display: flex; justify-content: space-between; gap: 32px; align-items: flex-start; color: var(--muted); font-size: .875rem; overflow-wrap: anywhere; }
.footer strong { display: inline-block; color: var(--ink); font: 500 1.5rem/1.5 var(--serif); letter-spacing: -.05em; margin-bottom: 8px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; padding-top: 8px; }
.doc-shell { width: min(860px, calc(100% - 48px)); margin: 0 auto; padding: 72px 0 100px; }
.doc-kicker { color: var(--green); font-size: .8125rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; }
.doc-title { margin-top: 12px; font: 500 clamp(2rem, 5vw, 3rem)/1.4 var(--sans); letter-spacing: -.05em; }
.doc-meta { margin: 24px 0 48px; padding-bottom: 26px; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .875rem; }
.doc-content h2 { margin-top: 44px; font-size: 1.25rem; line-height: 1.6; }
.doc-content p, .doc-content li { color: #454a41; }
.doc-content a { overflow-wrap: anywhere; }
.doc-content table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: .875rem; overflow-wrap: anywhere; }
.doc-content th, .doc-content td { text-align: left; vertical-align: top; padding: 14px 12px; border-bottom: 1px solid var(--line); }
.doc-content th { color: var(--green-dark); font-size: .875rem; }
.doc-content ul, .doc-content ol { padding-left: 1.4rem; }
.callout { margin: 32px 0; padding: 24px; border: 1px solid #bfd0c0; border-radius: 6px; background: #edf3ed; }
.steps { counter-reset: step; display: grid; gap: 12px; margin: 30px 0; padding: 0; list-style: none; }
.steps li { display: grid; grid-template-columns: 38px minmax(0, 1fr); gap: 14px; align-items: start; padding: 18px; border: 1px solid var(--line); border-radius: 6px; background: var(--white); }
.steps li::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--green-dark); color: white; font-weight: 600; font-size: .875rem; }
.email-button { display: inline-flex; max-width: 100%; overflow-wrap: anywhere; padding: 12px 18px; border-radius: 4px; background: var(--green-dark); color: white; text-decoration: none; font-weight: 600; font-size: .9375rem; }

@media (max-width: 1000px) {
  .shell { width: calc(100% - 64px); }
  .hero { gap: 32px; }
  .phone-stage { padding: 20px; }
  .stage-heading { flex-wrap: wrap; gap: 4px; }
  .feature-card { padding: 24px; }
  .principle { padding: 36px; }
}
@media (max-width: 820px) {
  .shell { width: min(calc(100% - 48px), 640px); }
  .hero { grid-template-columns: minmax(0, 1fr); padding: 56px 0 64px; gap: 44px; }
  h1 { font-size: clamp(3.5rem, 10vw, 5.5rem); }
  .phone-stage { width: min(100%, 380px); margin: 0 auto; padding: 24px 30px 20px; }
  .stage-heading { flex-wrap: nowrap; padding-bottom: 24px; }
  .section-heading { grid-template-columns: minmax(0, 1fr); gap: 0; margin-bottom: 32px; }
  .section-heading .eyebrow { padding-top: 0; margin-bottom: 20px; }
  .feature-grid, .principles { grid-template-columns: minmax(0, 1fr); }
  .feature-card { min-height: auto; padding: 28px; gap: 24px; }
  .feature-card + .feature-card { border-left: 0; border-top: 1px solid var(--line); }
  .principle { border-radius: 6px 6px 0 0; padding: 32px; }
  .principle:nth-child(2) { border-radius: 0 0 6px 6px; }
  .section { padding: 64px 0; }
  .values-section { padding: 0; }
  .closing { padding: 72px 0; }
  .footer-row { flex-direction: column; gap: 16px; }
}
@media (max-width: 620px) {
  .nav { min-height: 70px; gap: 16px; }
  .brand { font-size: 1.65rem; }
  .menu-button { display: block; }
  .nav-links { position: absolute; top: 100%; left: 0; right: 0; display: none; flex-direction: column; align-items: flex-start; gap: 0; background: var(--paper); border-bottom: 1px solid var(--line); padding: 12px 24px 18px; }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; padding: 10px 0; }
  h1 { font-size: clamp(2.6rem, 10.4vw, 4rem); }
  .hero .eyebrow { font-size: .75rem; letter-spacing: .08em; margin-bottom: 24px; }
  .hero-subtitle { margin-top: 26px; }
  .hero-copy br { display: none; }
  .section-heading p br { display: none; }
  .stage-heading { flex-wrap: wrap; }
  .closing h2 { font-size: 1.65rem; }
  .doc-shell { padding-top: 44px; }
  .doc-content table, .doc-content thead, .doc-content tbody, .doc-content th, .doc-content td, .doc-content tr { display: block; }
  .doc-content thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); }
  .doc-content tr { margin-bottom: 14px; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: var(--white); }
  .doc-content td { border-bottom: 1px solid var(--line); }
  .doc-content td:last-child { border-bottom: 0; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }